While Zoro and the rest of the crew at the palace try to contain the human pirates attack, Hody's and Van der Decken's crews begin their offensive directly entering at the main island of Gyojin Island with sea monsters towards the Ryuuguu Palace. Meanwhile, Robin is preparing to travel to the Sea Forest, where supposedly she will find a new Poneglyph. Meanwhile, Franky will meet Den, Tom's brother who investigates in the Sea Forest the origins of the Eve Tree that lights Gyojin Island.